MS-900 Study Guide 2026

Excel Online, part of the Microsoft 365 suite, enables real-time collaboration on spreadsheets directly within a web browser. Multiple users can simultaneously view and edit the same Excel workbook, seeing changes as they happen, which significantly enhances team productivity and data sharing.

Transparency is the principle of being clear and open about policies and practices. Microsoft demonstrates this by providing information on how it handles customer data, publishing audit reports, and being clear about data location and access policies, which builds trust with customers.

Windows 365 provides a simplified, per-user dedicated Cloud PC with a fixed monthly cost, while Azure Virtual Desktop requires more complex Azure infrastructure setup and management.

Microsoft Teams is specifically engineered as a central hub for team collaboration and communication within Microsoft 365. It integrates chat, video conferencing, file sharing, and application integration into a single platform. This allows teams to communicate effectively, share information, and work together on projects in a unified environment.

Microsoft 365 Business Standard is designed for small and medium-sized businesses and includes the full suite of desktop Office applications (Word, Excel, PowerPoint, Outlook, Publisher, Access) along with online versions. It also provides business services like Exchange, SharePoint, and Teams. This plan offers a comprehensive set of productivity tools for both installed and web-based use.

Microsoft 365 Usage Reports in the admin center give administrators data on how employees are adopting and using Microsoft 365 services.